Principles of software for the severely physical disabled child

A description is given of a population of severely physically disabled, possibly nonspeaking children, for whom a computer is the means to gaining an education, communicating with other people, and earning a living. Most, because of their poor motor control, are unable to access a computer using a standard keyboard. The authors outline some of the features which computer software must address to be used successfully by these children and their teachers. They consider the impact of recent developments in personal-computer architecture on this problem